Some people say we live in a dog-eat-dog world.

VOA: special.2010.05.30

This apple is probably edible, this dog probably barks and has a tail and eat me-- eats me and doesn't speak English.

这个苹果应该能吃的，这只狗应该会吠的，有尾巴的-,会咬我的，不会说英语的。

耶鲁公开课 - 心理学导论课程节选